论文部分内容阅读
近年来,伴随着我国经济的飞速发展,国际油品市场竞争的日趋激烈,特别是加入世贸组织后,国内油品市场将进一步开放,油库作为油品储存及销售的重要环节,其重要作用在激烈的市场竞争面前突显出来。西门子工控产品在工控领域应用市场中一直拥有较高的市场份额,S7-200系列PLC是西门子SIMATICPLC家族中的成员之一,在西门子工控领域应用中占有重要地位。该系列PLC拥有体积小、功能强大、配置方便、成本低等诸多优点。
In recent years, with the rapid development of economy in our country, the competition in the international oil market is becoming more and more fierce. Especially after the accession to the WTO, the domestic oil market will be further opened up. As an important part of oil storage and sales, the oil tanker plays an important role in Intense competition in the market highlights it. Siemens industrial products in the field of industrial applications has always had a high market share, S7-200 series PLC Siemens SIMATICPLC family members, occupies an important position in the field of Siemens industrial applications. The series PLC has a small size, powerful, easy configuration, low cost and many other advantages.